| 摘要 |
PCT No. PCT/SU87/00084 Sec. 371 Date Nov. 24, 1987 Sec. 102(e) Date Nov. 24, 1987 PCT Filed Mar. 24, 1987 PCT Pub. No. WO87/05904 PCT Pub. Date Oct. 8, 1987.The invention concerns antigens for the production of antibodies to Platelet Activating Factor (PAF). The antigens are PAF analogues of formula (I) <IMAGE> (I) wherein X comprises a high molecular weight group, R1 is a linking group and R2 to R5 are selected from C1 to C6 alkyl. Other aspects of the invention include PAF-antibodies produced using said antigens, labelled PAF analogues, intermediates for the preparation of PAF analogues and methods and a kit for the immunoassay of PAF.
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